diff options
| author |   Avri Altman <avri.altman@wdc.com> | 2018-11-22 20:04:56 +0200 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2018-12-07 21:33:25 -0500 |
| commit | 09a5a24ff36f906baaa51338829acca6bd8438f8 (patch) | |
| tree | 4b87b6facee06c99aeb8e2da8c542587cc8cad8a /drivers/scsi/ufs | |
| parent | scsi: snic: Use vzalloc (diff) | |
| download | linux-dev-09a5a24ff36f906baaa51338829acca6bd8438f8.tar.xz linux-dev-09a5a24ff36f906baaa51338829acca6bd8438f8.zip | |
scsi: ufs: Remove redundant sense size definition
By spec, the ufs sense data is 18 bytes long.
Signed-off-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs')
| -rw-r--r-- | drivers/scsi/ufs/ufs.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 17 |
2 files changed, 9 insertions, 12 deletions
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index 8e4e52663a69..dd65fea07687 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -46,7 +46,7 @@ #define QUERY_DESC_HDR_SIZE 2 #define QUERY_OSF_SIZE (GENERAL_UPIU_REQUEST_SIZE - \ (sizeof(struct utp_upiu_header))) -#define RESPONSE_UPIU_SENSE_DATA_LENGTH 18 +#define UFS_SENSE_SIZE 18 #define UPIU_HEADER_DWORD(byte3, byte2, byte1, byte0)\ cpu_to_be32((byte3 << 24) | (byte2 << 16) |\ @@ -458,7 +458,7 @@ struct utp_cmd_rsp { __be32 residual_transfer_count; __be32 reserved[4]; __be16 sense_data_len; - u8 sense_data[RESPONSE_UPIU_SENSE_DATA_LENGTH]; + u8 sense_data[UFS_SENSE_SIZE]; }; /** diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index b15f5dab0618..751027d73cf3 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -51,8 +51,6 @@ #define CREATE_TRACE_POINTS #include <trace/events/ufs.h> -#define UFSHCD_REQ_SENSE_SIZE 18 - #define UFSHCD_ENABLE_INTRS (UTP_TRANSFER_REQ_COMPL |\ UTP_TASK_REQ_COMPL |\ UFSHCD_ERROR_MASK) @@ -1890,11 +1888,10 @@ static inline void ufshcd_copy_sense_data(struct ufshcd_lrb *lrbp) int len_to_copy; len = be16_to_cpu(lrbp->ucd_rsp_ptr->sr.sense_data_len); - len_to_copy = min_t(int, RESPONSE_UPIU_SENSE_DATA_LENGTH, len); + len_to_copy = min_t(int, UFS_SENSE_SIZE, len); - memcpy(lrbp->sense_buffer, - lrbp->ucd_rsp_ptr->sr.sense_data, - min_t(int, len_to_copy, UFSHCD_REQ_SENSE_SIZE)); + memcpy(lrbp->sense_buffer, lrbp->ucd_rsp_ptr->sr.sense_data, + len_to_copy); } } @@ -2456,7 +2453,7 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) WARN_ON(lrbp->cmd); lrbp->cmd = cmd; - lrbp->sense_bufflen = UFSHCD_REQ_SENSE_SIZE; + lrbp->sense_bufflen = UFS_SENSE_SIZE; lrbp->sense_buffer = cmd->sense_buffer; lrbp->task_tag = tag; lrbp->lun = ufshcd_scsi_to_upiu_lun(cmd->device->lun); @@ -7462,19 +7459,19 @@ ufshcd_send_request_sense(struct ufs_hba *hba, struct scsi_device *sdp) 0, 0, 0, - UFSHCD_REQ_SENSE_SIZE, + UFS_SENSE_SIZE, 0}; char *buffer; int ret; - buffer = kzalloc(UFSHCD_REQ_SENSE_SIZE, GFP_KERNEL); + buffer = kzalloc(UFS_SENSE_SIZE, GFP_KERNEL); if (!buffer) { ret = -ENOMEM; goto out; } ret = scsi_execute(sdp, cmd, DMA_FROM_DEVICE, buffer, - UFSHCD_REQ_SENSE_SIZE, NULL, NULL, + UFS_SENSE_SIZE, NULL, NULL, msecs_to_jiffies(1000), 3, 0, RQF_PM, NULL); if (ret) pr_err("%s: failed with err %d\n", __func__, ret); |